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The increasing deployment of Large Language Model (LLM) agents for complex software engineering tasks has created a need to understand their problem-solving behaviours beyond simple success metrics. While these agents demonstrate impressive…

Software Engineering · Computer Science 2025-11-04 Oorja Majgaonkar , Zhiwei Fei , Xiang Li , Federica Sarro , He Ye

Large Language Models (LLMs) have achieved remarkable success across a wide array of tasks. Due to the impressive planning and reasoning abilities of LLMs, they have been used as autonomous agents to do many tasks automatically. Recently,…

Computation and Language · Computer Science 2024-04-22 Taicheng Guo , Xiuying Chen , Yaqi Wang , Ruidi Chang , Shichao Pei , Nitesh V. Chawla , Olaf Wiest , Xiangliang Zhang

Software issue resolution is a critical challenge in software engineering and has garnered increasing attention in recent years. With the rapid advancement of large language models (LLMs), substantial progress has been made in addressing…

Multi-agent AI systems powered by large language models (LLMs) are increasingly applied to solve complex tasks. However, these systems often rely on fragile, manually designed prompts and heuristics, making optimization difficult. A key…

Artificial Intelligence · Computer Science 2025-02-10 Wanjia Zhao , Mert Yuksekgonul , Shirley Wu , James Zou

Large Language Models (LLMs) have shown remarkable reasoning capabilities in mathematical and scientific tasks. To enhance complex reasoning, multi-agent systems have been proposed to harness the collective intelligence of LLM agents.…

Artificial Intelligence · Computer Science 2025-10-22 Zhenyu Bi , Meng Lu , Yang Li , Swastik Roy , Weijie Guan , Morteza Ziyadi , Xuan Wang

Large language models (LLMs) have demonstrated remarkable capabilities across a range of text-generation tasks. However, LLMs still struggle with problems requiring multi-step decision-making and environmental feedback, such as online…

Artificial Intelligence · Computer Science 2025-02-18 Zhenfang Chen , Delin Chen , Rui Sun , Wenjun Liu , Chuang Gan

Large Language Model (LLM) Agents, often trained with Reinforcement Learning (RL), are constrained by a dependency on human-curated data, limiting scalability and tethering AI to human knowledge. Existing self-evolution frameworks offer an…

Machine Learning · Computer Science 2025-11-21 Peng Xia , Kaide Zeng , Jiaqi Liu , Can Qin , Fang Wu , Yiyang Zhou , Caiming Xiong , Huaxiu Yao

The rise of powerful large language models (LLMs) has spurred a new trend in building LLM-based autonomous agents for solving complex tasks, especially multi-agent systems. Despite the remarkable progress, we notice that existing works are…

Artificial Intelligence · Computer Science 2025-03-11 Siyu Yuan , Kaitao Song , Jiangjie Chen , Xu Tan , Dongsheng Li , Deqing Yang

While Large Language Models (LLMs) have achieved remarkable success in a wide range of applications, their performance often degrades in complex reasoning tasks. In this work, we introduce SELT (Self-Evaluation LLM Tree Search), a novel…

Computation and Language · Computer Science 2025-06-10 Mengsong Wu , Di Zhang , Yuqiang Li , Dongzhan Zhou , Wenliang Chen

While Large Language Models (LLMs) excel in certain reasoning tasks, they struggle in multi-agent games where the final outcome depends on the joint strategies of all agents. In multi-agent games, the non-stationarity of other agents brings…

Artificial Intelligence · Computer Science 2026-05-26 Yidong He , Yutao Lai , Pengxu Yang , Jiarui Gan , Jiexin Wang , Yi Cai , Mengchen Zhao

In recent research advancements within the community, large language models (LLMs) have sparked great interest in creating autonomous agents. However, current prompt-based agents often heavily rely on large-scale LLMs. Meanwhile, although…

Computation and Language · Computer Science 2025-03-04 Xueyang Feng , Bo Lan , Quanyu Dai , Lei Wang , Jiakai Tang , Xu Chen , Zhenhua Dong , Ji-Rong Wen

Experience-driven self-evolving agents aim to overcome the static nature of large language models by distilling reusable experience from past interactions, thus enabling adaptation to novel tasks at deployment time. This process places…

Artificial Intelligence · Computer Science 2026-05-12 Zhiyuan Fan , Wenwei Jin , Feng Zhang , Bin Li , Yihong Dong , Yao Hu , Jiawei Li

Reinforcement learning (RL) has demonstrated notable success in post-training large language models (LLMs) as agents for tasks such as computer use, tool calling, and coding. However, exploration remains a central challenge in RL for LLM…

Machine Learning · Computer Science 2026-03-03 Andrew Szot , Michael Kirchhof , Omar Attia , Alexander Toshev

Large language models (LLMs) have been widely integrated into information retrieval to advance traditional techniques. However, effectively enabling LLMs to seek accurate knowledge in complex tasks remains a challenge due to the complexity…

Computation and Language · Computer Science 2025-05-27 Zhengliang Shi , Lingyong Yan , Dawei Yin , Suzan Verberne , Maarten de Rijke , Zhaochun Ren

This study presents the LLM-Agent-Controller, a multi-agent large language model (LLM) system developed to address a wide range of problems in control engineering (Control Theory). The system integrates a central controller agent with…

Artificial Intelligence · Computer Science 2025-05-27 Rasoul Zahedifar , Sayyed Ali Mirghasemi , Mahdieh Soleymani Baghshah , Alireza Taheri

Recent advancements in large language models (LLMs) have significantly advanced the automation of software development tasks, including code synthesis, program repair, and test generation. More recently, researchers and industry…

Software Engineering · Computer Science 2024-10-30 Chunqiu Steven Xia , Yinlin Deng , Soren Dunn , Lingming Zhang

Large Language Models (LLMs) have demonstrated strong capabilities in complex reasoning tasks, while recent prompting strategies such as Chain-of-Thought (CoT) have further elevated their performance in handling complex logical problems.…

Large Language Model (LLM) agents have shown strong results on multi-turn tool-use tasks, yet they operate in isolation during training, failing to leverage experiences accumulated across episodes. Existing experience-augmented methods…

Machine Learning · Computer Science 2026-03-20 Prince Zizhuang Wang , Shuli Jiang

Designing efficient reward functions for low-level control tasks is a challenging problem. Recent research aims to reduce reliance on expert experience by using Large Language Models (LLMs) with task information to generate dense reward…

Artificial Intelligence · Computer Science 2026-03-02 Ning Gao , Xiuhui Zhang , Xingyu Jiang , Mukang You , Mohan Zhang , Yue Deng

While Large Language Models (LLMs) have empowered AI research agents to perform isolated scientific tasks, automating complex, real-world workflows, such as LLM training, remains a significant challenge. In this paper, we introduce TREX, a…

Artificial Intelligence · Computer Science 2026-04-23 Zerun Ma , Guoqiang Wang , Xinchen Xie , Yicheng Chen , He Du , Bowen Li , Yanan Sun , Wenran Liu , Kai Chen , Yining Li